After menopause, orca mothers serve as pod matriarchs

March 5, 2015 8:50 PM

7 0

After menopause, orca mothers serve as pod matriarchs

For some species, like salmon, death follows reproduction within minutes. For a few species, like whales and humans, females can live on for several decades after their prime birthing years are past. But why?

Recently, a team of researchers set out to answer that question. Their hypothesis: aging orca matriarchs serve as vital sources of ecological information, especially when the going gets tough.

Also read: The Mall of America's first black Santa: 'Santa comes in many different colors'

Read more

To category page

Loading...